Karnataka State Open University (KSOU) 2010-3rd Sem B.Sc Information Technology Computer Organization & PC Maintenance -- Question Paper
III Semester B.Sc. (IT) Examination, June/July 2010 COMPUTER ORGANIZATION AND PC MAINTENANCE
Max. Marks : 75
Time : 3 Hours
Instruction : Answer all questions from Part - A and answer any five questions from Part - B.
PART - A
1. What is the purpose of IR ?
(10x2+1x5=25)
2. Why is data bus ?
3. What is meant by direct addressing ?
4. What is Micro instruction ?
5. What is cache memory ?
6. What is synchronous transfer ?
7. What is polling ?
8. What is disk caches ?
9. What is bus mastering ?
10. What is peer-to peer lan ?
11. Explain the following terms :
a) MAR
b) DMA
c) HMA
d) HDD
e) VLSI
(5x10=50)
1. How does the cpu interact with the main memory ? Explain with necessary block diagram.
2. Explain the addressing methods.
3. What are the necessary steps involved in the execution of an instruction ?
4. With a neat diagram explain the hardwired control.
5. Explain cache memory and virtual memory.
6. Describe briefly the internal organization of memory chips.
7. Explain different strandard I/O interfaces.
8. Explain the term : memory bank, BIOS, HMA, UMA.
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| Earning: Approval pending. |
